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drm/amd/powerplay: implement power down asic task for CZ 

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2015-12-29 11:23:16 +08:00 committed by Alex Deucher
parent e1d32e607b
commit 4d42fa492e
1 changed files with 55 additions and 0 deletions
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55
drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
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@ -925,6 +925,54 @@ static struct phm_master_table_header cz_setup_asic_master = {
cz_setup_asic_list cz_setup_asic_list
}; };
static int cz_tf_power_up_display_clock_sys_pll(struct pp_hwmgr *hwmgr,
void *input, void *output,
void *storage, int result)
{
struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
hw_data->disp_clk_bypass_pending = false;
hw_data->disp_clk_bypass = false;
return 0;
}
static int cz_tf_clear_nb_dpm_flag(struct pp_hwmgr *hwmgr,
void *input, void *output,
void *storage, int result)
{
struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
hw_data->is_nb_dpm_enabled = false;
return 0;
}
static int cz_tf_reset_cc6_data(struct pp_hwmgr *hwmgr,
void *input, void *output,
void *storage, int result)
{
struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);
hw_data->cc6_settings.cc6_setting_changed = false;
hw_data->cc6_settings.cpu_pstate_separation_time = 0;
hw_data->cc6_settings.cpu_cc6_disable = false;
hw_data->cc6_settings.cpu_pstate_disable = false;
return 0;
}
static struct phm_master_table_item cz_power_down_asic_list[] = {
{NULL, cz_tf_power_up_display_clock_sys_pll},
{NULL, cz_tf_clear_nb_dpm_flag},
{NULL, cz_tf_reset_cc6_data},
{NULL, NULL}
};
static struct phm_master_table_header cz_power_down_asic_master = {
0,
PHM_MasterTableFlag_None,
cz_power_down_asic_list
};
static int cz_tf_program_voting_clients(struct pp_hwmgr *hwmgr, void *input, static int cz_tf_program_voting_clients(struct pp_hwmgr *hwmgr, void *input,
void *output, void *storage, int result) void *output, void *storage, int result)
{ {
@ -1126,6 +1174,13 @@ static int cz_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
return result; return result;
} }
result = phm_construct_table(hwmgr, &cz_power_down_asic_master,
&(hwmgr->power_down_asic));
if (result != 0) {
printk(KERN_ERR "[ powerplay ] Fail to construct power down ASIC\n");
return result;
}
result = phm_construct_table(hwmgr, &cz_disable_dpm_master, result = phm_construct_table(hwmgr, &cz_disable_dpm_master,
&(hwmgr->disable_dynamic_state_management)); &(hwmgr->disable_dynamic_state_management));
if (result != 0) { if (result != 0) {